Tennant TN377070 Seat Assembly

Aftermarket seat assembly for Tennant industrial equipment. Replaces OEM part number TN377070. Verified fitment for 3 machine models including YesNo, 6650XP, 6650XS. Overall seat dimensions: 20.08" H × 18.5" W × 21.65" D. Upholstery: Vinyl. Includes seat adjusters. Replacement cushion cross-references: SY1981 / SY19806600. Contact us if you need cushions only instead of a full assembly. Confirm your machine model and serial number before ordering — seat rails and switch wiring can vary by production year. Request a quote for availability and freight to your location.